121004593 has 2 divisors, whose sum is σ = 121004594. Its totient is φ = 121004592.

The previous prime is 121004591. The next prime is 121004603. The reversal of 121004593 is 395400121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 118004769 + 2999824 = 10863^2 + 1732^2 .

It is a cyclic number.

It is not a de Polignac number, because 121004593 - 2¹ = 121004591 is a prime.

It is a super-2 number, since 2×121004593² = 29284223054191298, which contains 22 as substring.

Together with 121004591, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (121004591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60502296 + 60502297.

It is an arithmetic number, because the mean of its divisors is an integer number (60502297).

Almost surely, 2^121004593 is an apocalyptic number.

It is an amenable number.

121004593 is a deficient number, since it is larger than the sum of its proper divisors (1).

121004593 is an equidigital number, since it uses as much as digits as its factorization.

121004593 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 121004593 is about 11000.2087707461. The cubic root of 121004593 is about 494.6150024770.

The spelling of 121004593 in words is "one hundred twenty-one million, four thousand, five hundred ninety-three".